Wireless charging device for providing touch pad and haptic
US12176735B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 19, 2021 |
| Grant date | Dec 24, 2024 |
| Priority date | — |
| Expiry date | Jun 24, 2043 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02N2/18
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
An electronic device supporting a wireless charging function is provided. The electronic device includes a housing, a wireless charging coil disposed in the housing, a plurality of piezoelectric elements disposed around the wireless charging coil, a touch panel apart from the wireless charging coil in one direction, and at least one processor electrically connected with the wireless charging coil, the plurality of the piezoelectric elements, and the touch panel, wherein the at least one processor may be configured to obtain pressure data of an external device placed on the touch panel using the plurality of the piezoelectric elements, determine alignment of the external device and the wireless charging coil based on the pressure data, and output an alignment notification according to a result of determining the alignment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.